The Top500-Lexicon

· architectural consulting activities:

· building design and drafting

· supervision of construction

· town and city planning and landscape architecture

· machinery and industrial plant design

· engineering, project management and technical activities:

· projects involving civil engineering, hydraulic engineering, traffic engineering

· projects elaboration and realization relative to electrical and electronic engineering, mining engineering, chemical engineering, mechanical, industrial and systems engineering, safety engineering

· elaboration of projects using air conditioning, refrigerating, sanitary and pollution control engineering, acoustical engineering etc.

· geologic and prospecting activities:

· oil and gas field exploration, geophysical, geologic and seismic surveying

· exploration of mineral deposits and of groundwater

· weather forecasting activities

· geodetic surveying activities:

· land and boundary surveying activities

· hydrologic surveying activities

· subsurface surveying activities

· cartographic and spatial information activities, including aerial photography thereof

· activities of technical consultants other than engineers

· test drilling in connection with petroleum or gas extraction, see 1120

· test drilling and test hole boring, except for petroleum and gas extraction, see 4510

· activities of computer consultants, see 7210, 7229

· research and development activities, see 7310, 7320

· technical testing, see 7422

· aerial photography, see 7494

· interior decorating, see 7499